IObit is now offering one year license of Advanced SystemCare PRO worth $30 for free for an undisclosed period of time. All you have to do is visit this page and enter a valid email address to get your free serial key.

Powerful Hard Drive Defrag and Optimization

High-speed Disk Defrag function to defragment hard drives up to 10 times faster than other defragmentation tools. Includes "SmartDefrag" disk optimization to make your hard drives run faster and be less fragmented in the future.

Just install it and forget it. This powerful utility works continuously, automatically and quietly in the background on your PC. You can set it as your schedule or just let it work automatically when your PC is idle.

Fully optimizes Windows for ultimate system performance and top Internet speed by unleashing the built-in power of your system, based on how you use your PC and your network configuration. Turns your PC into a business PC, a productive workstation, an entertainment center, a game machine, or a scientific computing PC.